Rate is units divided by time.
For instance, speed is a rate. If you're driving, moving at 100 miles per hour (100 miles / hour ) then 100 mph is your rate of speed.
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The Unit Rate Is The Quantity Of ONE Thing
It is the definition of a unit rate.
"The definition of second rate is to be of lesser quality or value than what it is being compared to. For example to use it in a sentence: ""Coke is only second rate to Pepsi."""
unit rate is a ratio between 2 measurements in which the second term is 1.
Population growth rate is the rate at which populations change in size over time as a fraction of the initial population. The formula used to measure growth rate is (birth rate + immigration) - (death rate + emigration).